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What is the Least Common Multiple of 66384 and 66393?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 66384 and 66393 is 489714768.

LCM(66384,66393) = 489714768

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Least Common Multiple of 66384 and 66393 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66384 and 66393, than apply into the LCM equation.

GCF(66384,66393) = 9
LCM(66384,66393) = ( 66384 × 66393) / 9
LCM(66384,66393) = 4407432912 / 9
LCM(66384,66393) = 489714768

Least Common Multiple (LCM) of 66384 and 66393 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66384 and 66393. First we will calculate the prime factors of 66384 and 66393.

Prime Factorization of 66384

Prime factors of 66384 are 2, 3, 461. Prime factorization of 66384 in exponential form is:

66384 = 24 × 32 × 4611

Prime Factorization of 66393

Prime factors of 66393 are 3, 2459. Prime factorization of 66393 in exponential form is:

66393 = 33 × 24591

Now multiplying the highest exponent prime factors to calculate the LCM of 66384 and 66393.

LCM(66384,66393) = 24 × 33 × 4611 × 24591
LCM(66384,66393) = 489714768